== sanity test 77a: normal checksum read/write operation ========================================================== 04:37:14 (1769074634)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.3983 s, 21.1 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 1.11478 s, 7.5 MB/s